Vanguard Short-Term Treasury ETF

VGSHNASDAQ · USD
57.59USD0.00 (+0.18%)

Vanguard Short-Term Treasury ETF (VGSH) Historical Volatility

VGSH 30-day historical volatility is 2%. This ranks in the 57th percentile of readings over the past year.

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Tracking VGSH historical volatility helps you see how much Vanguard Short-Term Treasury ETF's stock price has actually moved over past periods, giving you a baseline to judge whether current option premiums are fair, cheap, or expensive. While implied volatility tells you what the market expects, Vanguard Short-Term Treasury ETF's HV tells you what really happened. Use our scanner to monitor VGSH 30 day historical volatility alongside longer lookback windows and spot the moments when realized and implied diverge.

Historical volatility is the annualized standard deviation of an underlying's past returns, typically measured over rolling windows like 10, 20, 30, or 60 days. The VGSH 30 day historical volatility is one of the most widely watched readings because it balances responsiveness with stability. Comparing Vanguard Short-Term Treasury ETF's HV to its implied volatility reveals the volatility risk premium — when IV sits well above HV, option sellers tend to have an edge; when HV runs hot relative to IV, buyers may be underpaying for movement.

Seeks to provide current income with modest price fluctuation.Invests primarily in high-quality (investment-grade) U.S. Treasury bonds.Maintains a dollar-weighted average maturity of 1 to 3 years.

Sizing a long premium trade, modeling a covered call, or hunting volatility arbitrage all come back to one question: how much has the stock actually moved? Our scanner puts Vanguard Short-Term Treasury ETF's historical volatility side-by-side with implied readings across every lookback window, so you can see exactly where VGSH HV is running hot, cold, or in line. Make the VGSH 30 day historical volatility — and every other window — work for your edge instead of against it.

IV vs HV
Implied Volatility (IV) vs Historical Volatility (HV) over the past month.

As of September 25, 2026

IV - HV Difference
Difference between IV and HV over time. Positive values indicate IV > HV.

As of September 25, 2026

See how volatility has moved over time

Track VGSH historical volatility, spot where IV and realized volatility diverge, and find options that are priced in your favor right now.

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